define('ace/mode/rust_highlight_rules', ['require', 'exports', 'module', 'ace/lib/oop', 'ace/mode/text_highlight_rules'], function(require, exports, module) {
  'use strict'

  var oop = require('../lib/oop')
  var TextHighlightRules = require('./text_highlight_rules').TextHighlightRules

  var stringEscape = /\\(?:[nrt0'"\\]|x[\da-fA-F]{2}|u\{[\da-fA-F]{6}\})/.source
  var RustHighlightRules = function() {
    this.$rules = { start:
       [{ token: 'variable.other.source.rust',
         regex: '\'[a-zA-Z_][a-zA-Z0-9_]*(?![\\\'])' },
       { token: 'string.quoted.single.source.rust',
         regex: "'(?:[^'\\\\]|" + stringEscape + ")'" },
       {
         stateName: 'bracketedComment',
         onMatch: function(value, currentState, stack) {
           stack.unshift(this.next, value.length - 1, currentState)
           return 'string.quoted.raw.source.rust'
         },
         regex: /r#*"/,
         next: [
           {
             onMatch: function(value, currentState, stack) {
               var token = 'string.quoted.raw.source.rust'
               if (value.length >= stack[1]) {
                 if (value.length > stack[1]) { token = 'invalid' }
                 stack.shift()
                 stack.shift()
                 this.next = stack.shift()
               } else {
                 this.next = ''
               }
               return token
             },
             regex: /"#*/,
             next: 'start'
           }, {
             defaultToken: 'string.quoted.raw.source.rust'
           }
         ]
       },
       { token: 'string.quoted.double.source.rust',
         regex: '"',
         push:
            [{ token: 'string.quoted.double.source.rust',
              regex: '"',
              next: 'pop' },
            { token: 'constant.character.escape.source.rust',
              regex: stringEscape },
            { defaultToken: 'string.quoted.double.source.rust' }] },
       { token: ['keyword.source.rust', 'text', 'entity.name.function.source.rust'],
         regex: '\\b(fn)(\\s+)([a-zA-Z_][a-zA-Z0-9_]*)' },
       { token: 'support.constant', regex: '\\b[a-zA-Z_][\\w\\d]*::' },
       { token: 'keyword.source.rust',
         regex: '\\b(?:abstract|alignof|as|become|box|break|catch|continue|const|crate|default|do|dyn|else|enum|extern|for|final|if|impl|in|let|loop|macro|match|mod|move|mut|offsetof|override|priv|proc|pub|pure|ref|return|self|sizeof|static|struct|super|trait|type|typeof|union|unsafe|unsized|use|virtual|where|while|yield)\\b' },
       { token: 'storage.type.source.rust',
         regex: '\\b(?:Self|isize|usize|char|bool|u8|u16|u32|u64|u128|f16|f32|f64|i8|i16|i32|i64|i128|str|option|either|c_float|c_double|c_void|FILE|fpos_t|DIR|dirent|c_char|c_schar|c_uchar|c_short|c_ushort|c_int|c_uint|c_long|c_ulong|size_t|ptrdiff_t|clock_t|time_t|c_longlong|c_ulonglong|intptr_t|uintptr_t|off_t|dev_t|ino_t|pid_t|mode_t|ssize_t)\\b' },
       { token: 'variable.language.source.rust', regex: '\\bself\\b' },

       { token: 'comment.line.doc.source.rust',
         regex: '//!.*$' },
       { token: 'comment.line.double-dash.source.rust',
         regex: '//.*$' },
       { token: 'comment.start.block.source.rust',
         regex: '/\\*',
         stateName: 'comment',
         push:
            [{ token: 'comment.start.block.source.rust',
              regex: '/\\*',
              push: 'comment' },
            { token: 'comment.end.block.source.rust',
              regex: '\\*/',
              next: 'pop' },
            { defaultToken: 'comment.block.source.rust' }] },

       { token: 'keyword.operator',
         regex: /\$|[-=]>|[-+%^=!&|<>]=?|[*/](?![*/])=?/ },
       { token: 'punctuation.operator', regex: /[?:,;.]/ },
       { token: 'paren.lparen', regex: /[\[({]/ },
       { token: 'paren.rparen', regex: /[\])}]/ },
       { token: 'constant.language.source.rust',
         regex: '\\b(?:true|false|Some|None|Ok|Err)\\b' },
       { token: 'support.constant.source.rust',
         regex: '\\b(?:EXIT_FAILURE|EXIT_SUCCESS|RAND_MAX|EOF|SEEK_SET|SEEK_CUR|SEEK_END|_IOFBF|_IONBF|_IOLBF|BUFSIZ|FOPEN_MAX|FILENAME_MAX|L_tmpnam|TMP_MAX|O_RDONLY|O_WRONLY|O_RDWR|O_APPEND|O_CREAT|O_EXCL|O_TRUNC|S_IFIFO|S_IFCHR|S_IFBLK|S_IFDIR|S_IFREG|S_IFMT|S_IEXEC|S_IWRITE|S_IREAD|S_IRWXU|S_IXUSR|S_IWUSR|S_IRUSR|F_OK|R_OK|W_OK|X_OK|STDIN_FILENO|STDOUT_FILENO|STDERR_FILENO)\\b' },
       { token: 'meta.preprocessor.source.rust',
         regex: '\\b\\w\\(\\w\\)*!|#\\[[\\w=\\(\\)_]+\\]\\b' },
       { token: 'constant.numeric.source.rust',
         regex: /\b(?:0x[a-fA-F0-9_]+|0o[0-7_]+|0b[01_]+|[0-9][0-9_]*(?!\.))(?:[iu](?:size|8|16|32|64|128))?\b/ },
       { token: 'constant.numeric.source.rust',
         regex: /\b(?:[0-9][0-9_]*)(?:\.[0-9][0-9_]*)?(?:[Ee][+-][0-9][0-9_]*)?(?:f32|f64)?\b/ }] }

    this.normalizeRules()
  }

  RustHighlightRules.metaData = { fileTypes: ['rs', 'rc'],
    foldingStartMarker: '^.*\\bfn\\s*(\\w+\\s*)?\\([^\\)]*\\)(\\s*\\{[^\\}]*)?\\s*$',
    foldingStopMarker: '^\\s*\\}',
    name: 'Rust',
    scopeName: 'source.rust' }

  oop.inherits(RustHighlightRules, TextHighlightRules)

  exports.RustHighlightRules = RustHighlightRules
})

define('ace/mode/folding/cstyle', ['require', 'exports', 'module', 'ace/lib/oop', 'ace/range', 'ace/mode/folding/fold_mode'], function(require, exports, module) {
  'use strict'

  var oop = require('../../lib/oop')
  var Range = require('../../range').Range
  var BaseFoldMode = require('./fold_mode').FoldMode

  var FoldMode = exports.FoldMode = function(commentRegex) {
    if (commentRegex) {
      this.foldingStartMarker = new RegExp(
        this.foldingStartMarker.source.replace(/\|[^|]*?$/, '|' + commentRegex.start)
      )
      this.foldingStopMarker = new RegExp(
        this.foldingStopMarker.source.replace(/\|[^|]*?$/, '|' + commentRegex.end)
      )
    }
  }
  oop.inherits(FoldMode, BaseFoldMode);

  (function() {
    this.foldingStartMarker = /([\{\[\(])[^\}\]\)]*$|^\s*(\/\*)/
    this.foldingStopMarker = /^[^\[\{\(]*([\}\]\)])|^[\s\*]*(\*\/)/
    this.singleLineBlockCommentRe = /^\s*(\/\*).*\*\/\s*$/
    this.tripleStarBlockCommentRe = /^\s*(\/\*\*\*).*\*\/\s*$/
    this.startRegionRe = /^\s*(\/\*|\/\/)#?region\b/
    this._getFoldWidgetBase = this.getFoldWidget
    this.getFoldWidget = function(session, foldStyle, row) {
      var line = session.getLine(row)

      if (this.singleLineBlockCommentRe.test(line)) {
        if (!this.startRegionRe.test(line) && !this.tripleStarBlockCommentRe.test(line)) { return '' }
      }

      var fw = this._getFoldWidgetBase(session, foldStyle, row)

      if (!fw && this.startRegionRe.test(line)) { return 'start' } // lineCommentRegionStart

      return fw
    }

    this.getFoldWidgetRange = function(session, foldStyle, row, forceMultiline) {
      var line = session.getLine(row)

      if (this.startRegionRe.test(line)) { return this.getCommentRegionBlock(session, line, row) }

      var match = line.match(this.foldingStartMarker)
      if (match) {
        var i = match.index

        if (match[1]) { return this.openingBracketBlock(session, match[1], row, i) }

        var range = session.getCommentFoldRange(row, i + match[0].length, 1)

        if (range && !range.isMultiLine()) {
          if (forceMultiline) {
            range = this.getSectionRange(session, row)
          } else if (foldStyle != 'all') { range = null }
        }

        return range
      }

      if (foldStyle === 'markbegin') { return }

      var match = line.match(this.foldingStopMarker)
      if (match) {
        var i = match.index + match[0].length

        if (match[1]) { return this.closingBracketBlock(session, match[1], row, i) }

        return session.getCommentFoldRange(row, i, -1)
      }
    }

    this.getSectionRange = function(session, row) {
      var line = session.getLine(row)
      var startIndent = line.search(/\S/)
      var startRow = row
      var startColumn = line.length
      row = row + 1
      var endRow = row
      var maxRow = session.getLength()
      while (++row < maxRow) {
        line = session.getLine(row)
        var indent = line.search(/\S/)
        if (indent === -1) { continue }
        if (startIndent > indent) { break }
        var subRange = this.getFoldWidgetRange(session, 'all', row)

        if (subRange) {
          if (subRange.start.row <= startRow) {
            break
          } else if (subRange.isMultiLine()) {
            row = subRange.end.row
          } else if (startIndent == indent) {
            break
          }
        }
        endRow = row
      }

      return new Range(startRow, startColumn, endRow, session.getLine(endRow).length)
    }
    this.getCommentRegionBlock = function(session, line, row) {
      var startColumn = line.search(/\s*$/)
      var maxRow = session.getLength()
      var startRow = row

      var re = /^\s*(?:\/\*|\/\/|--)#?(end)?region\b/
      var depth = 1
      while (++row < maxRow) {
        line = session.getLine(row)
        var m = re.exec(line)
        if (!m) continue
        if (m[1]) depth--
        else depth++

        if (!depth) break
      }

      var endRow = row
      if (endRow > startRow) {
        return new Range(startRow, startColumn, endRow, line.length)
      }
    }
  }).call(FoldMode.prototype)
})

define('ace/mode/rust', ['require', 'exports', 'module', 'ace/lib/oop', 'ace/mode/text', 'ace/mode/rust_highlight_rules', 'ace/mode/folding/cstyle'], function(require, exports, module) {
  'use strict'

  var oop = require('../lib/oop')
  var TextMode = require('./text').Mode
  var RustHighlightRules = require('./rust_highlight_rules').RustHighlightRules
  var FoldMode = require('./folding/cstyle').FoldMode

  var Mode = function() {
    this.HighlightRules = RustHighlightRules
    this.foldingRules = new FoldMode()
    this.$behaviour = this.$defaultBehaviour
  }
  oop.inherits(Mode, TextMode);

  (function() {
    this.lineCommentStart = '//'
    this.blockComment = { start: '/*', end: '*/', nestable: true }
    this.$quotes = { '"': '"' }
    this.$id = 'ace/mode/rust'
  }).call(Mode.prototype)

  exports.Mode = Mode
});
(function() {
  window.require(['ace/mode/rust'], function(m) {
    if (typeof module === 'object' && typeof exports === 'object' && module) {
      module.exports = m
    }
  })
})()
